package C03.Example04;
class Student{
    private String name;    //声明姓名属性
    private int age;        //声明年龄属性
    private String getName() {
        return name;
    }
    public void setName(String name) {
        this.name = name;
    }
    public int getAge() {
        return age;
    }
    public void setAge(int age) {
        if (age<=0) {
            System.out.println("您输入的年龄有误！");
        }else{
            this.age= age;
        }
    }
    public void read(){
        System.out.println("大家好，我是"+name+",年龄"+age);
    }
}
public class Example04 {
    public static void main (String[] args) {
        Student stu = new Student();//创建学生对象
        stu.setName("张三");//为对象的name属性赋值
        stu.setAge(-18);//为对象的age属性赋值
        stu.read();//调用对象的方法
    }
}
